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Metabolites & Degradation Products

O-Desmethyl apremilast

Reference StandardAvailable on request

Order O-Desmethyl apremilast (CAS 1384441-38-6) online at Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes
O-Desmethyl apremilast chemical structure
CAS number1384441-38-6
FormulaC21H22N2O7S
Molar mass446.5 g/mol
Physical formSolid
HS code38229090
InChIKeyPEUJABWEZWJNBO-MRXNPFEDSA-N
IUPAC nameN-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide

About O-Desmethyl apremilast

O-Desmethyl apremilast belongs to the Apremilast reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1384441-38-6, formula C21H22N2O7S and molar mass 446.5 g/mol. It is handled as a solid.

Use cases we see most often

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Apremilast

See every impurity, metabolite and related compound we list for this API.

Apremilast standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of O-Desmethyl apremilast
Product nameO-Desmethyl apremilast
Catalogue numberZX-020657
CAS number1384441-38-6
IUPAC nameN-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide
Molecular formulaC21H22N2O7S
Molar mass446.5 g/mol
Exact mass446.1148
GradeReference Standard
Physical formSolid
XLogP31.5
H-bond donors / acceptors2 / 7
Topological polar surface area138 Ų
HS code38229090
InChIKeyPEUJABWEZWJNBO-MRXNPFEDSA-N
SMILESCCOC1=C(C=CC(=C1)[C@@H](CS(=O)(=O)C)N2C(=O)C3=C(C2=O)C(=CC=C3)NC(=O)C)O
PubChem CID68088610
SynonymsApremilast O-Desmethyl, 4-Hydroxy-Apremilast, O-Demethyl apremilast, Apremilast (m3), O-Desmethylapremilast (M3)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of O-Desmethyl apremilast
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about O-Desmethyl apremilast

Which CAS number identifies O-Desmethyl apremilast?
O-Desmethyl apremilast is registered under CAS 1384441-38-6. You may also see it listed as Apremilast O-Desmethyl, 4-Hydroxy-Apremilast, O-Demethyl apremilast. Our catalogue number for this item is ZX-020657.
What are the formula and molar mass of O-Desmethyl apremilast?
For O-Desmethyl apremilast, its formula is C21H22N2O7S and its molar mass is 446.5 g/mol. The systematic (IUPAC) name is N-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide. InChIKey PEUJABWEZWJNBO-MRXNPFEDSA-N lets you match it in any structure database.
How is O-Desmethyl apremilast used in pharmaceutical QC?
O-Desmethyl apremilast is a characterised reference material linked to Apremilast. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for O-Desmethyl apremilast?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with O-Desmethyl apremilast?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship O-Desmethyl apremilast to my country?
Yes. O-Desmethyl apremilast ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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